Sindromul coronarian acut este un termen care descrie o serie de afecțiuni legate de reducerea bruscă a fluxului sanguin către inimă. Aceste afecțiuni includ infarctul miocardic și angina instabilă.
Un infarct miocardic se produce atunci când moartea celulară afectează sau distruge țesutul cardiac. Un infarct miocardic este cunoscut și sub numele de infarct miocardic.
Angina instabilă apare atunci când fluxul sanguin către inimă scade. Nu este suficient de severă pentru a provoca moartea celulară sau un infarct miocardic. Dar reducerea fluxului sanguin vă poate crește riscul de infarct miocardic.
Sindromul coronarian acut provoacă adesea dureri sau disconfort toracic severe. Este o urgență medicală care necesită diagnostic și îngrijire imediată. Obiectivele tratamentului includ îmbunătățirea fluxului sanguin, tratarea complicațiilor și prevenirea problemelor viitoare.
Simptomele sindromului coronarian acut încep de obicei brusc. Acestea includ: Durere sau disconfort toracic. Aceasta este adesea descrisă ca o durere, presiune, strângere sau arsură. Durerea toracică este numită și angină. Durere care începe în piept și se extinde în alte părți ale corpului. Aceste zone includ umerii, brațele, zona abdominală superioară, spatele, gâtul sau maxilarul. Grețuri sau vărsături. Indigestie. Dificultăți de respirație, numită și dispnee. Transpirație bruscă, abundentă. Bătăi rapide ale inimii. Senzație de amețeală sau leșin. Leșin. Oboseală neobișnuită. Durerea sau disconfortul toracic este cel mai frecvent simptom. Dar simptomele pot varia destul de mult în funcție de vârstă, sex și alte afecțiuni medicale. Este mai probabil să aveți simptome fără durere sau disconfort toracic dacă sunteți femeie, adult mai în vârstă sau aveți diabet. Sindromul coronarian acut este o urgență medicală. Durerea sau disconfortul toracic pot fi simptome ale multor afecțiuni care pun viața în pericol. Solicitați asistență medicală de urgență pentru un diagnostic și îngrijire adecvată imediat. Nu vă conduceți singur la spital.
Sindromul coronarian acut este o urgență medicală. Durerea sau disconfortul toracic pot fi simptome ale multor afecțiuni care pun viața în pericol. Solicitați imediat asistență medicală de urgență pentru diagnostic și îngrijire adecvată. Nu vă conduceți singur la spital.
Sindromul coronarian acut apare de obicei din cauza acumulării de depozite grase pe pereții vaselor de sânge care transportă sânge, oxigen și nutrienți la mușchii inimii. Depozitele grase se numesc și plăci. Vasele de sânge care alimentează inima sunt cunoscute și sub numele de artere coronariene.
Atunci când un depozit gras se rupe sau se fisurează, se formează un cheag de sânge. Acest cheag blochează fluxul de sânge către mușchii inimii.
Atunci când aportul de oxigen la celule este prea scăzut, celulele din mușchii inimii pot muri. Moartea celulelor duce la deteriorarea țesuturilor musculare. Acest lucru se numește infarct miocardic.
Chiar și atunci când nu există moarte celulară, scăderea oxigenului duce totuși la mușchi ai inimii care nu funcționează așa cum ar trebui. Această modificare poate fi de scurtă durată sau permanentă. Atunci când sindromul coronarian acut nu duce la moartea celulelor, se numește angină instabilă.
Factorii de risc pentru sindromul coronarian acut sunt aceiași ca și pentru alte tipuri de boli de inimă. Factorii de risc includ:
Sindromul coronarian acut necesită îngrijiri medicale de urgență la spital. Se efectuează teste pentru a verifica inima și a determina cauza. Unele teste pot fi efectuate în timp ce echipa dumneavoastră de asistență medicală vă pune întrebări despre simptomele sau istoricul medical.
Testele pentru sindromul coronarian acut pot include:
Simptomele și rezultatele testelor vă pot ajuta echipa de asistență medicală să stabilească un diagnostic de sindrom coronarian acut. Aceste informații pot ajuta, de asemenea, la clasificarea afecțiunii dumneavoastră ca infarct miocardic sau angină instabilă.
Alte teste pot fi efectuate pentru a afla mai multe despre afecțiunea dumneavoastră și pentru a exclude alte cauze ale simptomelor. Testele pot ajuta, de asemenea, la determinarea tratamentului.
Obiectivele imediate ale tratamentului pentru sindromul coronarian acut sunt: 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Dacă aveți dureri toracice subite sau alte simptome ale sindromului coronarian acut, solicitați imediat asistență medicală de urgență sau apelați 112. Modul în care vă descrieți simptomele ajută o echipă medicală de urgență să stabilească un diagnostic. Fiți pregătit să răspundeți la următoarele întrebări. Când au început simptomele? Cât timp au durat? Ce simptome aveți în prezent? Cum ați descrie durerea? Unde este localizată durerea? Cum ați evalua severitatea durerii? Există ceva care ameliorează sau agravează simptomele? De personalul Clinicii Mayo
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